:root {
  --bone: #f1efe5;
  --paper: #f8f6ed;
  --ink: #171a16;
  --field: #66705a;
  --clay: #a56243;
  --yellow: #e0b43b;
  --stone: #d7d2c5;
  --line: rgba(23, 26, 22, 0.22);
  --light-line: rgba(241, 239, 229, 0.23);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bone);
  color: var(--ink);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
::selection { background: var(--yellow); color: var(--ink); }

.screen-reader-text {
  border: 0;
  clip: rect(1px, 1px, 1px, 1px);
  clip-path: inset(50%);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
}

.screen-reader-text:focus {
  background: var(--paper);
  clip: auto;
  clip-path: none;
  color: var(--ink);
  height: auto;
  left: 1rem;
  padding: 0.8rem 1rem;
  top: 1rem;
  width: auto;
  z-index: 9999;
}

.admin-bar .site-header { top: 32px; }

.site-header {
  align-items: center;
  backdrop-filter: blur(16px);
  background: rgba(241, 239, 229, 0.91);
  border-bottom: 1px solid var(--line);
  display: flex;
  min-height: 82px;
  padding: 0 3.5vw;
  position: sticky;
  top: 0;
  z-index: 50;
}
.brand-logo,
.footer-logo { display: block; width: fit-content; }
.brand-logo img { display: block; height: auto; max-height: 3.25rem; width: min(13.5rem, 54vw); }
.footer-logo img { display: block; height: auto; width: min(24rem, 72vw); }
.wordmark,
.footer-wordmark { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.06em; justify-self: start; }
.wordmark-dot,
.footer-wordmark span { color: var(--clay); }
.custom-logo-wrap { justify-self: start; }
.custom-logo-wrap a { display: block; }
.custom-logo-wrap img { display: block; height: auto; max-height: 2.6rem; max-width: min(11rem, 34vw); width: auto; }
.desktop-nav { display: flex; gap: clamp(1.5rem, 2.5vw, 3.4rem); }
.desktop-nav a,
.nav-cta,
.menu-toggle { font-size: 0.72rem; letter-spacing: 0.09em; text-transform: uppercase; }
.desktop-nav a { opacity: 0.67; transition: opacity 180ms ease; }
.desktop-nav a:hover,
.desktop-nav a:focus-visible { opacity: 1; }
.nav-cta { border-bottom: 1px solid var(--ink); justify-self: end; padding: 0.6rem 0; }
.menu-toggle,
.mobile-nav { display: none; }

.hero {
  min-height: calc(100svh - 82px);
  overflow: hidden;
  padding: 1.7rem 3.5vw 2.2rem;
  position: relative;
}
.hero-topline { display: flex; justify-content: space-between; position: relative; z-index: 3; }
.hero-topline p,
.field-label,
.section-tag,
.contact-topline,
.prototype-meta,
.note-index { font-size: 0.67rem; letter-spacing: 0.12em; margin: 0; text-transform: uppercase; }
.hero h1 {
  font-size: clamp(4.6rem, 10.6vw, 11rem);
  font-weight: 500;
  letter-spacing: -0.072em;
  line-height: 0.79;
  margin: clamp(5rem, 10vh, 8rem) 0 0;
  max-width: 94vw;
  position: relative;
  z-index: 2;
}
.hero h1 em,
.build-title-wrap h2 em,
.ambition-section h2 em,
.contact-section h2 em,
.belief-statement h2 em {
  color: var(--clay);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}
.hero-bottom { align-items: flex-end; display: grid; grid-template-columns: minmax(280px, 31rem) 1fr; gap: 4rem; margin-top: clamp(3.4rem, 7vh, 6rem); position: relative; z-index: 3; }
.hero-copy { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.14rem, 1.55vw, 1.6rem); line-height: 1.45; margin: 0; }
.text-link { align-items: center; border-bottom: 1px solid var(--ink); display: flex; font-size: 0.73rem; justify-content: space-between; letter-spacing: 0.08em; margin-left: auto; padding: 0 0 0.8rem; text-transform: uppercase; transition: padding 180ms ease; width: min(100%, 18rem); }
.text-link:hover { padding-left: 0.5rem; }
.link-arrow { font-size: 1rem; }
.field-system { height: 62%; opacity: 0.46; position: absolute; right: -1.5vw; top: 7rem; width: 47vw; z-index: 1; }
.plot { border: 1px solid var(--field); display: block; position: absolute; transform: rotate(-10deg) skewX(-10deg); }
.plot-one { height: 22%; left: 9%; top: 5%; width: 62%; }
.plot-two { height: 22%; left: 15%; top: 30%; width: 72%; }
.plot-three { height: 22%; left: 2%; top: 55%; width: 79%; }
.plot-four { height: 8%; left: 22%; top: 12%; width: 35%; }
.plot-five { height: 8%; left: 27%; top: 37%; width: 45%; }
.plot-six { height: 8%; left: 14%; top: 62%; width: 53%; }
.route { background: var(--clay); display: block; height: 1px; position: absolute; transform-origin: left; }
.route-one { left: 32%; top: 15%; transform: rotate(55deg); width: 55%; }
.route-two { left: 41%; top: 65%; transform: rotate(-23deg); width: 47%; }
.route-dot { animation: routePulse 2.8s ease-in-out infinite; background: var(--yellow); border: 5px solid rgba(224, 180, 59, 0.22); border-radius: 50%; height: 15px; left: 65%; position: absolute; top: 48%; width: 15px; }
.field-label { bottom: 0; position: absolute; right: 4%; }
.work-chip { align-items: center; bottom: 2.2rem; display: flex; font-size: 0.66rem; gap: 0.65rem; letter-spacing: 0.1em; position: absolute; right: 3.5vw; text-transform: uppercase; z-index: 3; }
.pulse { animation: pulse 2.2s ease-in-out infinite; background: var(--clay); border-radius: 50%; height: 7px; width: 7px; }
.chip-rule { background: var(--line); height: 1px; width: 2.6rem; }

.section-tag { display: flex; gap: 2.5rem; }
.section-tag span:first-child { opacity: 0.48; }
.light-tag { color: var(--bone); }
.section-heading-row { align-items: flex-start; display: flex; justify-content: space-between; }
.section-intro { font-family: Georgia, "Times New Roman", serif; font-size: 1.15rem; line-height: 1.45; margin: 0; max-width: 22rem; }
.light-copy { color: var(--bone); }

.belief-section {
  background: var(--ink);
  color: var(--bone);
  min-height: 100svh;
  padding: 7.5rem 3.5vw 3rem;
  position: relative;
}
.belief-statement { margin: 10vh 0 0 8vw; }
.belief-prefix { color: var(--stone); display: block; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.2rem, 2vw, 2rem); font-style: italic; margin-bottom: 1.2rem; }
.belief-statement h2 { font-size: clamp(4rem, 9.7vw, 10.5rem); font-weight: 500; letter-spacing: -0.07em; line-height: 0.84; margin: 0; }
.belief-statement h2 em { color: var(--yellow); }
.belief-detail { align-items: start; border-top: 1px solid var(--light-line); display: grid; gap: 3rem; grid-template-columns: 1fr 1fr; margin: 10vh 0 0 38vw; padding-top: 1.4rem; }
.belief-detail p { line-height: 1.55; margin: 0; max-width: 30rem; }
.belief-detail .belief-lead { font-family: Georgia, "Times New Roman", serif; font-size: 1.35rem; }
.origin-marker { align-items: center; bottom: 3rem; display: flex; font-size: 0.6rem; gap: 1rem; left: 3.5vw; letter-spacing: 0.12em; position: absolute; text-transform: uppercase; transform: rotate(-90deg); transform-origin: left bottom; }
.origin-line { background: var(--light-line); height: 1px; width: 5rem; }

.system-section { padding: 8rem 3.5vw; }
.system-section > h2,
.work-heading h2,
.chapter-copy h2,
.notes-section h2 { font-size: clamp(3.5rem, 7.6vw, 8.5rem); font-weight: 500; letter-spacing: -0.065em; line-height: 0.87; margin: 7rem 0; }
.system-explorer { border: 1px solid var(--line); display: grid; grid-template-columns: minmax(240px, 0.8fr) 1.7fr; min-height: 31rem; }
.system-tabs { border-right: 1px solid var(--line); display: grid; grid-template-rows: repeat(4, 1fr); }
.system-tabs button { align-items: center; background: transparent; border: 0; border-bottom: 1px solid var(--line); cursor: pointer; display: grid; grid-template-columns: 2.4rem 1fr auto; padding: 1.3rem 1.5rem; text-align: left; transition: background 180ms ease, color 180ms ease; }
.system-tabs button:last-child { border-bottom: 0; }
.system-tabs button > span:first-child { font-size: 0.64rem; opacity: 0.5; }
.system-tabs strong { font-size: clamp(1.2rem, 2vw, 2rem); font-weight: 500; letter-spacing: -0.04em; }
.system-tabs button.active { background: var(--field); color: var(--bone); }
.tab-mark { font-size: 0.58rem; }
.system-question { background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 52px 52px; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; padding: 2rem; position: relative; }
.system-question::after { border: 1px solid var(--clay); border-radius: 50%; content: ''; height: 22rem; position: absolute; right: -5rem; top: -8rem; width: 22rem; }
.question-kicker { font-size: 0.64rem; letter-spacing: 0.12em; text-transform: uppercase; }
.system-question > p { font-family: Georgia, "Times New Roman", serif; font-size: clamp(2rem, 4.2vw, 4.5rem); letter-spacing: -0.045em; line-height: 1; margin: auto 0; max-width: 13ch; position: relative; z-index: 2; }
.question-coordinate { align-items: center; display: flex; font-size: 0.58rem; gap: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; }
.question-coordinate i { background: var(--line); display: block; height: 1px; width: 3rem; }

.build-section { background: var(--clay); color: var(--bone); padding: 8rem 3.5vw 0; }
.build-title-wrap { align-items: end; display: grid; gap: 5rem; grid-template-columns: 1.7fr 0.8fr; margin: 7rem 0; }
.build-title-wrap h2 { font-size: clamp(3.8rem, 8vw, 9rem); font-weight: 500; letter-spacing: -0.07em; line-height: 0.84; margin: 0; }
.build-title-wrap h2 em { color: var(--ink); }
.build-title-wrap > p { font-family: Georgia, "Times New Roman", serif; font-size: 1.25rem; line-height: 1.55; margin: 0; max-width: 30rem; }
.principle-grid { border-top: 1px solid var(--light-line); display: grid; grid-template-columns: repeat(3, 1fr); list-style: none; margin: 0; padding: 0; }
.principle-grid li { border-right: 1px solid var(--light-line); min-height: 24rem; padding: 1.5rem 2.2rem 3rem 0; position: relative; }
.principle-grid li + li { padding-left: 2.2rem; }
.principle-grid li:last-child { border-right: 0; }
.principle-grid li > span { font-size: 0.66rem; letter-spacing: 0.12em; }
.principle-grid h3 { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.7rem, 2.5vw, 2.7rem); font-weight: 400; line-height: 1.05; margin: 9rem 0 1rem; max-width: 8ch; }
.principle-grid p { line-height: 1.5; margin: 0; max-width: 19rem; opacity: 0.8; }

.work-section { background: var(--paper); padding: 8rem 3.5vw; }
.work-heading { align-items: end; display: grid; gap: 5rem; grid-template-columns: 1.5fr 0.65fr; }
.work-heading h2 { margin-bottom: 5rem; }
.work-heading > p { font-family: Georgia, "Times New Roman", serif; font-size: 1.2rem; line-height: 1.55; margin: 0 0 5rem; }
.work-sheet { background: var(--ink); color: var(--bone); padding: 1.5rem; }
.sheet-index { border-bottom: 1px solid var(--light-line); display: flex; font-size: 0.62rem; justify-content: space-between; letter-spacing: 0.11em; padding-bottom: 1.3rem; text-transform: uppercase; }
.sheet-main { display: grid; gap: 1.5rem; grid-template-columns: 0.9fr 1.1fr; min-height: 28rem; padding: 2rem 0; }
.status-label { align-items: center; display: flex; font-size: 0.63rem; gap: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; }
.status-label i { animation: pulse 2.2s ease-in-out infinite; background: var(--yellow); border-radius: 50%; height: 7px; width: 7px; }
.sheet-main h3 { font-size: clamp(4rem, 8vw, 9rem); font-weight: 500; letter-spacing: -0.07em; margin: 8rem 0 0; }
.private-field { background: #20251f; display: flex; flex-direction: column; justify-content: space-between; padding: 2rem; }
.private-field > span { font-size: 0.62rem; letter-spacing: 0.1em; opacity: 0.5; text-transform: uppercase; }
.private-field strong { font-family: Georgia, "Times New Roman", serif; font-size: clamp(2rem, 4vw, 4.5rem); font-weight: 400; letter-spacing: -0.04em; }
.private-lines { display: grid; gap: 0.6rem; }
.private-lines i { background: rgba(241,239,229,0.12); display: block; height: 1px; width: 100%; }
.private-lines i:nth-child(2) { width: 75%; }
.private-lines i:nth-child(3) { width: 48%; }
.progress-track { border-top: 1px solid var(--light-line); padding: 1.8rem 0 2rem; }
.progress-labels { display: flex; font-size: 0.62rem; justify-content: space-between; letter-spacing: 0.08em; opacity: 0.45; text-transform: uppercase; }
.progress-labels .complete,
.progress-labels .current { opacity: 1; }
.progress-line { background: rgba(241,239,229,0.15); height: 2px; margin-top: 1rem; position: relative; }
.progress-line span { animation: progressGlow 3.5s ease-in-out infinite; background: var(--yellow); display: block; height: 2px; width: 43%; }
.progress-track.stage-listening .progress-line span { width: 15%; }
.progress-track.stage-testing .progress-line span { width: 43%; }
.progress-track.stage-building .progress-line span { width: 72%; }
.progress-track.stage-sharing .progress-line span { width: 100%; }
.sheet-note { align-items: end; background: var(--bone); color: var(--ink); display: grid; grid-template-columns: 1fr 2fr; padding: 2rem; }
.sheet-note > span { font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; }
.sheet-note p { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.4rem, 2.7vw, 2.8rem); line-height: 1.12; margin: 0; max-width: 23ch; }
.large-link { align-items: center; border-bottom: 1px solid var(--line); display: flex; font-size: clamp(1.5rem, 3.3vw, 3.5rem); justify-content: space-between; letter-spacing: -0.035em; padding: 3rem 0 1.2rem; }
.large-link span:last-child { transition: transform 180ms ease; }
.large-link:hover span:last-child { transform: translateX(0.5rem); }

.chapter-section { display: grid; grid-template-columns: 1.05fr 0.95fr; min-height: 100svh; }
.chapter-copy { padding: 8rem 5vw 7rem 3.5vw; }
.chapter-copy h2 { font-size: clamp(3.2rem, 5.4vw, 6rem); margin: 7rem 0 3rem; }
.chapter-copy > p { font-family: Georgia, "Times New Roman", serif; font-size: 1.15rem; line-height: 1.6; margin: 0 0 1.2rem; max-width: 39rem; }
.no-margin { margin: 4rem 0 0; }
.prototype-panel { background: var(--field); color: var(--bone); display: flex; flex-direction: column; min-height: 100%; padding: 2rem; }
.prototype-meta { display: flex; justify-content: space-between; }
.tower-study { flex: 1; min-height: 42rem; position: relative; }
.tower-spine { background: var(--bone); bottom: 13%; left: 50%; position: absolute; top: 13%; width: 2px; }
.grow-node { border: 1px solid rgba(241,239,229,0.6); border-radius: 50%; height: 4.4rem; left: calc(50% - 2.2rem); position: absolute; width: 4.4rem; }
.grow-node::before,
.grow-node::after { border: 1px solid rgba(241,239,229,0.6); border-radius: 70% 20% 70% 20%; content: ''; height: 1.5rem; position: absolute; top: 1.2rem; width: 2.2rem; }
.grow-node::before { left: -1.6rem; transform: rotate(18deg); }
.grow-node::after { right: -1.6rem; transform: rotate(195deg); }
.grow-node i { background: var(--yellow); border-radius: 50%; height: 5px; left: calc(50% - 2px); position: absolute; top: calc(50% - 2px); width: 5px; }
.node-1 { top: 11%; }.node-2 { top: 24%; }.node-3 { top: 37%; }.node-4 { top: 50%; }.node-5 { top: 63%; }.node-6 { top: 76%; }
.water-path { border: 1px solid rgba(241,239,229,0.22); border-radius: 50%; bottom: 6%; left: calc(50% - 10rem); position: absolute; top: 6%; width: 20rem; }
.base-one,
.base-two { border: 1px solid rgba(241,239,229,0.6); bottom: 7%; height: 2rem; left: calc(50% - 5rem); position: absolute; width: 10rem; }
.base-two { bottom: 3%; left: calc(50% - 7rem); width: 14rem; }
.prototype-caption { align-items: start; border-top: 1px solid rgba(241,239,229,0.35); display: grid; gap: 1rem; grid-template-columns: 2rem 1fr; padding-top: 1.2rem; }
.prototype-caption span { border: 1px solid var(--bone); border-radius: 50%; display: grid; font-size: 0.65rem; height: 1.7rem; place-items: center; width: 1.7rem; }
.prototype-caption p { font-family: Georgia, "Times New Roman", serif; font-size: 1.15rem; margin: 0; }
.story-note { border-top: 1px solid var(--line); display: grid; gap: 5rem; grid-template-columns: 0.45fr 1.4fr 0.75fr; padding: 5rem 3.5vw; }
.story-note > p { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.5rem, 2.5vw, 2.6rem); line-height: 1.2; margin: 0; }
.story-note > a { align-self: end; border-top: 1px solid var(--line); font-size: 0.75rem; line-height: 1.5; padding-top: 1rem; }
.story-note > a span { display: block; margin-top: 0.8rem; text-transform: uppercase; }

.ambition-section { background: var(--ink); color: var(--bone); padding: 8rem 3.5vw; }
.ambition-section h2 { font-size: clamp(4.5rem, 10vw, 11rem); font-weight: 500; letter-spacing: -0.075em; line-height: 0.8; margin: 8rem 0 4rem; }
.ambition-section h2 em { color: var(--yellow); }
.ambition-copy { font-family: Georgia, "Times New Roman", serif; font-size: 1.25rem; line-height: 1.55; margin: 0 0 7rem auto; max-width: 37rem; }
.future-map { border: 1px solid var(--light-line); display: grid; grid-template-columns: 1fr 1.5fr 1fr; min-height: 31rem; }
.future-space,
.parent-node { display: flex; flex-direction: column; justify-content: space-between; padding: 1.5rem; }
.future-space { border-right: 1px solid var(--light-line); min-height: 15rem; }
.future-space:nth-child(2) { border-right: 0; }
.future-space:nth-child(4),
.future-space:nth-child(5) { border-top: 1px solid var(--light-line); }
.future-space:nth-child(4) { border-right: 1px solid var(--light-line); }
.future-space span,
.parent-node span { font-size: 0.6rem; letter-spacing: 0.11em; opacity: 0.5; text-transform: uppercase; }
.future-space strong { font-family: Georgia, "Times New Roman", serif; font-size: 1.3rem; font-weight: 400; opacity: 0.5; }
.parent-node { background: var(--yellow); color: var(--ink); grid-column: 2; grid-row: 1 / span 2; }
.parent-node strong { font-size: clamp(3rem, 6vw, 6rem); letter-spacing: -0.07em; }
.parent-node small { font-family: Georgia, "Times New Roman", serif; font-size: 1.2rem; max-width: 14rem; }

.notes-section { padding: 8rem 3.5vw; }
.notes-section article { border-bottom: 1px solid var(--line); border-top: 1px solid var(--line); display: grid; gap: 5rem; grid-template-columns: 1.5fr 0.6fr; margin-top: 5rem; padding: 3rem 0; }
.notes-section h2 { font-size: clamp(2.7rem, 5.3vw, 6rem); margin: 5rem 0 0; max-width: 14ch; }
.note-copy { align-self: end; }
.note-copy p { font-family: Georgia, "Times New Roman", serif; font-size: 1.3rem; line-height: 1.5; }
.note-copy > span { font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; }

.contact-section { background: var(--yellow); padding: 2rem 3.5vw 5rem; }
.contact-topline { border-bottom: 1px solid rgba(23,26,22,0.35); display: flex; justify-content: space-between; padding-bottom: 1.5rem; }
.contact-section h2 { font-size: clamp(4rem, 9.5vw, 10rem); font-weight: 500; letter-spacing: -0.07em; line-height: 0.82; margin: 8rem 0 7rem; }
.contact-section h2 em { color: var(--clay); }
.contact-bottom { align-items: end; display: grid; gap: 5rem; grid-template-columns: 1fr 1fr; }
.contact-bottom > p { font-family: Georgia, "Times New Roman", serif; font-size: 1.3rem; line-height: 1.5; margin: 0; max-width: 30rem; }
.conversation-link { align-items: center; border-bottom: 2px solid var(--ink); display: flex; font-size: clamp(1.4rem, 2.5vw, 2.6rem); justify-content: space-between; letter-spacing: -0.03em; padding: 0 0 1rem; }
.conversation-link span:last-child { transition: transform 180ms ease; }
.conversation-link:hover span:last-child { transform: translate(0.35rem, -0.35rem); }

.site-footer { background: var(--ink); color: var(--bone); padding: 5rem 3.5vw 2rem; }
.footer-primary { align-items: end; display: grid; grid-template-columns: 1fr 1fr; }
.footer-wordmark { font-size: clamp(3rem, 7vw, 7.5rem); }
.footer-primary p { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.5rem, 2.7vw, 2.7rem); line-height: 1.1; margin: 0; }
.footer-links { border-top: 1px solid var(--light-line); display: grid; gap: 4rem; grid-template-columns: 1fr 1fr; margin-top: 7rem; padding: 2rem 0 5rem 50%; }
.footer-links > div { display: flex; flex-direction: column; gap: 0.8rem; }
.footer-links div > span { font-size: 0.6rem; letter-spacing: 0.11em; margin-bottom: 1rem; opacity: 0.45; text-transform: uppercase; }
.footer-links a { font-size: 0.82rem; width: fit-content; }
.footer-links a:hover { color: var(--yellow); }
.footer-bottom { border-top: 1px solid var(--light-line); display: flex; font-size: 0.6rem; justify-content: space-between; letter-spacing: 0.1em; padding-top: 1.5rem; text-transform: uppercase; }
.compact-footer .footer-bottom { margin-top: 7rem; }

.content-shell {
  min-height: 70svh;
  padding: 8rem max(1.2rem, 8vw);
}
.content-shell > article,
.content-shell > section { margin: 0 auto; max-width: 60rem; }
.content-shell h1 { font-size: clamp(3rem, 7vw, 7rem); letter-spacing: -0.065em; line-height: 0.9; }
.content-shell .entry-content { font-family: Georgia, "Times New Roman", serif; font-size: 1.15rem; line-height: 1.7; }
.content-shell .entry-content a { text-decoration: underline; text-underline-offset: 0.16em; }
.content-shell .post-list { list-style: none; margin: 3rem 0 0; padding: 0; }
.content-shell .post-list li { border-top: 1px solid var(--line); padding: 2rem 0; }
.content-shell .post-list h2 { font-size: clamp(2rem, 4vw, 4rem); letter-spacing: -0.05em; margin: 0 0 0.8rem; }

@keyframes pulse { 50% { opacity: 0.3; } }
@keyframes routePulse { 50% { box-shadow: 0 0 0 9px rgba(224,180,59,0.08); } }
@keyframes progressGlow { 50% { opacity: 0.45; } }

@media (max-width: 900px) {
  .section-heading-row { gap: 2rem; }
  .belief-detail { margin-left: 20vw; }
  .build-title-wrap,
  .work-heading { grid-template-columns: 1fr; gap: 1rem; }
  .build-title-wrap > p,
  .work-heading > p { margin-left: auto; }
  .chapter-section { grid-template-columns: 1fr; }
  .prototype-panel { min-height: 50rem; }
  .story-note { grid-template-columns: 0.4fr 1.6fr; }
  .story-note > a { grid-column: 2; }
}

@media (max-width: 700px) {
  .admin-bar .site-header { top: 46px; }
  .site-header { grid-template-columns: 1fr auto; min-height: 72px; padding: 0 1.2rem; }
  .brand-logo img { max-height: 2.65rem; width: min(11rem, 60vw); }
  .desktop-nav,
  .nav-cta { display: none; }
  .menu-toggle { background: none; border: 0; display: block; padding: 0; }
  .mobile-nav { background: var(--ink); color: var(--bone); display: flex; flex-direction: column; inset: 72px 0 auto; max-height: 0; overflow: hidden; position: fixed; transition: max-height 260ms ease; }
  .mobile-nav.is-open { max-height: calc(100svh - 72px); }
  .mobile-nav a { align-items: center; border-bottom: 1px solid var(--light-line); display: flex; font-size: 2rem; justify-content: space-between; letter-spacing: -0.04em; padding: 1.4rem 1.2rem; }
  .mobile-nav a span { font-size: 0.6rem; letter-spacing: 0.1em; }
  .hero { min-height: calc(100svh - 72px); padding: 1.25rem 1.2rem 6rem; }
  .hero-topline p:last-child { display: none; }
  .hero h1 { font-size: clamp(3.8rem, 19vw, 6.5rem); line-height: 0.83; margin-top: 13vh; }
  .hero-bottom { grid-template-columns: 1fr; gap: 2.4rem; margin-top: 3.3rem; }
  .text-link { margin: 0; }
  .field-system { bottom: 2rem; height: 28%; opacity: 0.22; right: -20%; top: auto; width: 95vw; }
  .work-chip { bottom: 1.6rem; left: 1.2rem; right: auto; }
  .belief-section,
  .system-section,
  .build-section,
  .work-section,
  .ambition-section,
  .notes-section { padding: 5.5rem 1.2rem; }
  .section-heading-row { align-items: start; flex-direction: column; }
  .section-intro { max-width: 18rem; }
  .belief-statement { margin: 8rem 0 0; }
  .belief-statement h2 { font-size: clamp(3.5rem, 17vw, 6rem); }
  .belief-detail { grid-template-columns: 1fr; margin: 6rem 0 0; }
  .origin-marker { display: none; }
  .system-section > h2,
  .work-heading h2 { font-size: clamp(3.1rem, 15vw, 5rem); margin: 5rem 0; }
  .system-explorer { grid-template-columns: 1fr; }
  .system-tabs { border-bottom: 1px solid var(--line); border-right: 0; grid-template-columns: repeat(4, 1fr); grid-template-rows: auto; }
  .system-tabs button { display: flex; flex-direction: column; gap: 0.6rem; padding: 1rem 0.5rem; text-align: center; }
  .system-tabs button:not(:last-child) { border-bottom: 0; border-right: 1px solid var(--line); }
  .system-tabs strong { font-size: 0.78rem; }
  .system-question { min-height: 26rem; }
  .question-coordinate { gap: 0.4rem; }
  .question-coordinate i { width: 1rem; }
  .build-title-wrap { margin: 5rem 0; }
  .build-title-wrap h2 { font-size: clamp(3.5rem, 17vw, 6rem); }
  .build-title-wrap > p { margin: 2rem 0 0; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid li,
  .principle-grid li + li { border-bottom: 1px solid var(--light-line); border-right: 0; min-height: auto; padding: 1.5rem 0 3rem; }
  .principle-grid h3 { margin: 4rem 0 1rem; }
  .work-heading > p { margin: -2rem 0 4rem; }
  .sheet-main { grid-template-columns: 1fr; }
  .sheet-main h3 { margin: 4rem 0 0; }
  .private-field { min-height: 18rem; }
  .progress-labels span:nth-child(3),
  .progress-labels span:nth-child(4) { opacity: 0.25; }
  .sheet-note { gap: 2rem; grid-template-columns: 1fr; }
  .chapter-copy { padding: 5.5rem 1.2rem; }
  .chapter-copy h2 { margin: 5rem 0 3rem; }
  .prototype-panel { min-height: 45rem; padding: 1.2rem; }
  .tower-study { min-height: 35rem; }
  .water-path { left: calc(50% - 8rem); width: 16rem; }
  .story-note { gap: 3rem; grid-template-columns: 1fr; padding: 5rem 1.2rem; }
  .story-note > a { grid-column: 1; }
  .ambition-section h2 { font-size: clamp(4rem, 19vw, 7rem); margin: 6rem 0 3rem; }
  .ambition-copy { margin-bottom: 5rem; }
  .future-map { grid-template-columns: 1fr 1fr; }
  .parent-node { grid-column: 1 / span 2; grid-row: 1; min-height: 19rem; }
  .future-space { border-top: 1px solid var(--light-line); }
  .future-space:nth-child(2),
  .future-space:nth-child(4) { border-right: 0; }
  .notes-section article { grid-template-columns: 1fr; }
  .notes-section h2 { margin-top: 3rem; }
  .contact-section { padding: 1.5rem 1.2rem 4rem; }
  .contact-topline span:last-child { display: none; }
  .contact-section h2 { font-size: clamp(3.7rem, 17vw, 6rem); margin: 6rem 0 5rem; }
  .contact-bottom { grid-template-columns: 1fr; }
  .site-footer { padding: 4rem 1.2rem 2rem; }
  .footer-primary { grid-template-columns: 1fr; gap: 3rem; }
  .footer-links { padding-left: 0; }
  .footer-bottom { flex-wrap: wrap; gap: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .pulse,
  .route-dot,
  .progress-line span { animation: none; }
}